The look on Lee’s face when he discovered that Kara and Anders got married the morning after she slept with Lee.
Roslyn standing over Billy’s dead body.
Adama’s breakdown over Tigh being a cylon
Cottle telling Athena and Helo that Hera was dead
Lee running accross the hanger to embrace Kara when she came back at the end of season 3
Seeing Gina in the brig for the first time, all beaten and broken, and Head Six’s reaction to same
Tigh telling Adama about losing baby Liam
Athena in Helo’s arms after getting beat up and seeing him sleep with Boomer
The moment in the first part of season three, after Roslyn and Zarek escape execution, when Chief tells them that they are going home.
Kara’s reaction to finding out that Casey was not her child.
Those are just a few times I got misty. 